Completing The Square Answers

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Solve for in the equation .

x = five-halves plus-or-minus StartFraction StartRoot 29 EndRoot Over 2 EndFraction

x = five-halves plus-or-minus StartFraction StartRoot 41 EndRoot Over 4 EndFraction

x = five-fourths plus-or-minus StartFraction StartRoot 29 EndRoot Over 2 EndFraction

x = five-fourths plus-or-minus StartFraction StartRoot 41 EndRoot Over 4 EndFraction

Amira is solving the equation x2 – 6x = 1. Which value must be added to both sides of the equation to make the left side a perfect-square trinomial?

–9

Solve for in the equation .

x = negative 1 plus-or-minus StartRoot 15 EndRoot

x = negative 1 plus-or-minus StartRoot 17 EndRoot

x = negative 2 plus-or-minus 2 StartRoot 5 EndRoot

x = negative 1 plus-or-minus StartRoot 13 EndRoot

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